package com.service;

/***
 * @ClassName: UserService
 * @Description:
 * @Auther: 送一一块二向箔
 * @Date: 10:44 2022/1/27
 * @version : V1.0
 */
public interface UserService {

    static void wo(){
        System.out.println("我是静态方法");
    };
    void say();

    default void speak(){
        System.out.println("speak");
    };
}
